From 0ea00a09cabe4bf4c6797d47fd92c25ea4c1d986 Mon Sep 17 00:00:00 2001
From: Wojtek Figat <wojtek@figat.pl>
Date: Thu, 19 Oct 2023 15:29:26 +0200
Subject: [PATCH] Fix regression from 3e7368b1cb31aedfa37d9cdae1d8612b08e99967
 to remove scene lock when spawning actors in async

#1743
---
 Source/Engine/Level/Level.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Source/Engine/Level/Level.cpp b/Source/Engine/Level/Level.cpp
index dfd5786c6..d7659ca1c 100644
--- a/Source/Engine/Level/Level.cpp
+++ b/Source/Engine/Level/Level.cpp
@@ -975,6 +975,7 @@ bool Level::loadScene(rapidjson_flax::Value& data, int32 engineBuild, Scene** ou
         SceneObject** objects = sceneObjects->Get();
         if (context.Async)
         {
+            ScenesLock.Unlock(); // Unlock scenes from Main Thread so Job Threads can use it to safely setup actors hierarchy (see Actor::Deserialize)
             JobSystem::Execute([&](int32 i)
             {
                 i++; // Start from 1. at index [0] was scene
@@ -992,6 +993,7 @@ bool Level::loadScene(rapidjson_flax::Value& data, int32 engineBuild, Scene** ou
                 else
                     SceneObjectsFactory::HandleObjectDeserializationError(stream);
             }, objectsCount - 1);
+            ScenesLock.Lock();
         }
         else
         {